/*
 * Created by 郑明亮 on 2021/5/11 17:18.
 */

//

package top.wys.utils;

import org.springframework.util.CollectionUtils;
import org.springframework.util.ObjectUtils;
import org.springframework.util.StringUtils;

import java.util.Collection;
import java.util.Map;

/**
 * <ol>
 *
 * </ol>
 *
 * @author 郑明亮
 * @version 1.0
 * @date 2021/5/11 17:18
 * @email mpro@vip.qq.com
 */
public abstract class Assert {
        /**
         * Assert a boolean expression, throwing {@code IllegalArgumentException}
         * if the test result is {@code false}.
         * <pre class="code">Assert.isTrue(i &gt; 0, "The value must be greater than zero");</pre>
         * @param expression a boolean expression
         * @param message the exception message to use if the assertion fails
         * @throws IllegalArgumentException if expression is {@code false}
         */
        public static void isTrue(boolean expression, String message) {
            if (!expression) {
                throw new IllegalArgumentException(message);
            }
        }

        /**
         * Assert a boolean expression, throwing {@code IllegalArgumentException}
         * if the test result is {@code false}.
         * <pre class="code">Assert.isTrue(i &gt; 0);</pre>
         * @param expression a boolean expression
         * @throws IllegalArgumentException if expression is {@code false}
         */
        public static void isTrue(boolean expression) {
            isTrue(expression, "[Assertion failed] - this expression must be true");
        }

        /**
         * Assert that an object is {@code null} .
         * <pre class="code">Assert.isNull(value, "The value must be null");</pre>
         * @param object the object to check
         * @param message the exception message to use if the assertion fails
         * @throws IllegalArgumentException if the object is not {@code null}
         */
        public static void isNull(Object object, String message) {
            if (object != null) {
                throw new IllegalArgumentException(message);
            }
        }

        /**
         * Assert that an object is {@code null} .
         * <pre class="code">Assert.isNull(value);</pre>
         * @param object the object to check
         * @throws IllegalArgumentException if the object is not {@code null}
         */
        public static void isNull(Object object) {
            isNull(object, "[Assertion failed] - the object argument must be null");
        }

        /**
         * Assert that an object is not {@code null} .
         * <pre class="code">Assert.notNull(clazz, "The class must not be null");</pre>
         * @param object the object to check
         * @param message the exception message to use if the assertion fails
         * @throws IllegalArgumentException if the object is {@code null}
         */
        public static void notNull(Object object, String message) {
            if (object == null) {
                throw new IllegalArgumentException(message);
            }
        }

        /**
         * Assert that an object is not {@code null} .
         * <pre class="code">Assert.notNull(clazz);</pre>
         * @param object the object to check
         * @throws IllegalArgumentException if the object is {@code null}
         */
        public static void notNull(Object object) {
            notNull(object, "[Assertion failed] - this argument is required; it must not be null");
        }

        /**
         * Assert that the given String is not empty; that is,
         * it must not be {@code null} and not the empty String.
         * <pre class="code">Assert.hasLength(name, "Name must not be empty");</pre>
         * @param text the String to check
         * @param message the exception message to use if the assertion fails
         * @see org.springframework.util.StringUtils#hasLength
         * @throws IllegalArgumentException if the text is empty
         */
        public static void hasLength(String text, String message) {
            if (!org.springframework.util.StringUtils.hasLength(text)) {
                throw new IllegalArgumentException(message);
            }
        }

        /**
         * Assert that the given String is not empty; that is,
         * it must not be {@code null} and not the empty String.
         * <pre class="code">Assert.hasLength(name);</pre>
         * @param text the String to check
         * @see org.springframework.util.StringUtils#hasLength
         * @throws IllegalArgumentException if the text is empty
         */
        public static void hasLength(String text) {
            hasLength(text,
                    "[Assertion failed] - this String argument must have length; it must not be null or empty");
        }

        /**
         * Assert that the given String has valid text content; that is, it must not
         * be {@code null} and must contain at least one non-whitespace character.
         * <pre class="code">Assert.hasText(name, "'name' must not be empty");</pre>
         * @param text the String to check
         * @param message the exception message to use if the assertion fails
         * @see org.springframework.util.StringUtils#hasText
         * @throws IllegalArgumentException if the text does not contain valid text content
         */
        public static void hasText(String text, String message) {
            if (!org.springframework.util.StringUtils.hasText(text)) {
                throw new IllegalArgumentException(message);
            }
        }

        /**
         * Assert that the given String has valid text content; that is, it must not
         * be {@code null} and must contain at least one non-whitespace character.
         * <pre class="code">Assert.hasText(name, "'name' must not be empty");</pre>
         * @param text the String to check
         * @see org.springframework.util.StringUtils#hasText
         * @throws IllegalArgumentException if the text does not contain valid text content
         */
        public static void hasText(String text) {
            hasText(text,
                    "[Assertion failed] - this String argument must have text; it must not be null, empty, or blank");
        }

        /**
         * Assert that the given text does not contain the given substring.
         * <pre class="code">Assert.doesNotContain(name, "rod", "Name must not contain 'rod'");</pre>
         * @param textToSearch the text to search
         * @param substring the substring to find within the text
         * @param message the exception message to use if the assertion fails
         * @throws IllegalArgumentException if the text contains the substring
         */
        public static void doesNotContain(String textToSearch, String substring, String message) {
            if (org.springframework.util.StringUtils.hasLength(textToSearch) && org.springframework.util.StringUtils.hasLength(substring) &&
                    textToSearch.contains(substring)) {
                throw new IllegalArgumentException(message);
            }
        }

        /**
         * Assert that the given text does not contain the given substring.
         * <pre class="code">Assert.doesNotContain(name, "rod");</pre>
         * @param textToSearch the text to search
         * @param substring the substring to find within the text
         * @throws IllegalArgumentException if the text contains the substring
         */
        public static void doesNotContain(String textToSearch, String substring) {
            doesNotContain(textToSearch, substring,
                    "[Assertion failed] - this String argument must not contain the substring [" + substring + "]");
        }

        /**
         * Assert that an array has elements; that is, it must not be
         * {@code null} and must have at least one element.
         * <pre class="code">Assert.notEmpty(array, "The array must have elements");</pre>
         * @param array the array to check
         * @param message the exception message to use if the assertion fails
         * @throws IllegalArgumentException if the object array is {@code null} or has no elements
         */
        public static void notEmpty(Object[] array, String message) {
            if (ObjectUtils.isEmpty(array)) {
                throw new IllegalArgumentException(message);
            }
        }

        /**
         * Assert that an array has elements; that is, it must not be
         * {@code null} and must have at least one element.
         * <pre class="code">Assert.notEmpty(array);</pre>
         * @param array the array to check
         * @throws IllegalArgumentException if the object array is {@code null} or has no elements
         */
        public static void notEmpty(Object[] array) {
            notEmpty(array, "[Assertion failed] - this array must not be empty: it must contain at least 1 element");
        }

        /**
         * Assert that an array has no null elements.
         * Note: Does not complain if the array is empty!
         * <pre class="code">Assert.noNullElements(array, "The array must have non-null elements");</pre>
         * @param array the array to check
         * @param message the exception message to use if the assertion fails
         * @throws IllegalArgumentException if the object array contains a {@code null} element
         */
        public static void noNullElements(Object[] array, String message) {
            if (array != null) {
                for (Object element : array) {
                    if (element == null) {
                        throw new IllegalArgumentException(message);
                    }
                }
            }
        }

        /**
         * Assert that an array has no null elements.
         * Note: Does not complain if the array is empty!
         * <pre class="code">Assert.noNullElements(array);</pre>
         * @param array the array to check
         * @throws IllegalArgumentException if the object array contains a {@code null} element
         */
        public static void noNullElements(Object[] array) {
            noNullElements(array, "[Assertion failed] - this array must not contain any null elements");
        }

        /**
         * Assert that a collection has elements; that is, it must not be
         * {@code null} and must have at least one element.
         * <pre class="code">Assert.notEmpty(collection, "Collection must have elements");</pre>
         * @param collection the collection to check
         * @param message the exception message to use if the assertion fails
         * @throws IllegalArgumentException if the collection is {@code null} or has no elements
         */
        public static void notEmpty(Collection<?> collection, String message) {
            if (CollectionUtils.isEmpty(collection)) {
                throw new IllegalArgumentException(message);
            }
        }

        /**
         * Assert that a collection has elements; that is, it must not be
         * {@code null} and must have at least one element.
         * <pre class="code">Assert.notEmpty(collection, "Collection must have elements");</pre>
         * @param collection the collection to check
         * @throws IllegalArgumentException if the collection is {@code null} or has no elements
         */
        public static void notEmpty(Collection<?> collection) {
            notEmpty(collection,
                    "[Assertion failed] - this collection must not be empty: it must contain at least 1 element");
        }

        /**
         * Assert that a Map has entries; that is, it must not be {@code null}
         * and must have at least one entry.
         * <pre class="code">Assert.notEmpty(map, "Map must have entries");</pre>
         * @param map the map to check
         * @param message the exception message to use if the assertion fails
         * @throws IllegalArgumentException if the map is {@code null} or has no entries
         */
        public static void notEmpty(Map<?, ?> map, String message) {
            if (CollectionUtils.isEmpty(map)) {
                throw new IllegalArgumentException(message);
            }
        }

        /**
         * Assert that a Map has entries; that is, it must not be {@code null}
         * and must have at least one entry.
         * <pre class="code">Assert.notEmpty(map);</pre>
         * @param map the map to check
         * @throws IllegalArgumentException if the map is {@code null} or has no entries
         */
        public static void notEmpty(Map<?, ?> map) {
            notEmpty(map, "[Assertion failed] - this map must not be empty; it must contain at least one entry");
        }

        /**
         * Assert that the provided object is an instance of the provided class.
         * <pre class="code">Assert.instanceOf(Foo.class, foo);</pre>
         * @param clazz the required class
         * @param obj the object to check
         * @throws IllegalArgumentException if the object is not an instance of clazz
         * @see Class#isInstance
         */
        public static void isInstanceOf(Class<?> clazz, Object obj) {
            isInstanceOf(clazz, obj, "");
        }

        /**
         * Assert that the provided object is an instance of the provided class.
         * <pre class="code">Assert.instanceOf(Foo.class, foo);</pre>
         * @param type the type to check against
         * @param obj the object to check
         * @param message a message which will be prepended to the message produced by
         * the function itself, and which may be used to provide context. It should
         * normally end in ":" or "." so that the generated message looks OK when
         * appended to it.
         * @throws IllegalArgumentException if the object is not an instance of clazz
         * @see Class#isInstance
         */
        public static void isInstanceOf(Class<?> type, Object obj, String message) {
            notNull(type, "Type to check against must not be null");
            if (!type.isInstance(obj)) {
                throw new IllegalArgumentException(
                        (org.springframework.util.StringUtils.hasLength(message) ? message + " " : "") +
                                "Object of class [" + (obj != null ? obj.getClass().getName() : "null") +
                                "] must be an instance of " + type);
            }
        }

        /**
         * Assert that {@code superType.isAssignableFrom(subType)} is {@code true}.
         * <pre class="code">Assert.isAssignable(Number.class, myClass);</pre>
         * @param superType the super type to check
         * @param subType the sub type to check
         * @throws IllegalArgumentException if the classes are not assignable
         */
        public static void isAssignable(Class<?> superType, Class<?> subType) {
            isAssignable(superType, subType, "");
        }

        /**
         * Assert that {@code superType.isAssignableFrom(subType)} is {@code true}.
         * <pre class="code">Assert.isAssignable(Number.class, myClass);</pre>
         * @param superType the super type to check against
         * @param subType the sub type to check
         * @param message a message which will be prepended to the message produced by
         * the function itself, and which may be used to provide context. It should
         * normally end in ":" or "." so that the generated message looks OK when
         * appended to it.
         * @throws IllegalArgumentException if the classes are not assignable
         */
        public static void isAssignable(Class<?> superType, Class<?> subType, String message) {
            notNull(superType, "Type to check against must not be null");
            if (subType == null || !superType.isAssignableFrom(subType)) {
                throw new IllegalArgumentException((StringUtils.hasLength(message) ? message + " " : "") +
                        subType + " is not assignable to " + superType);
            }
        }

        /**
         * Assert a boolean expression, throwing {@code IllegalStateException}
         * if the test result is {@code false}. Call isTrue if you wish to
         * throw IllegalArgumentException on an assertion failure.
         * <pre class="code">Assert.state(id == null, "The id property must not already be initialized");</pre>
         * @param expression a boolean expression
         * @param message the exception message to use if the assertion fails
         * @throws IllegalStateException if expression is {@code false}
         */
        public static void state(boolean expression, String message) {
            if (!expression) {
                throw new IllegalStateException(message);
            }
        }

        /**
         * Assert a boolean expression, throwing {@link IllegalStateException}
         * if the test result is {@code false}.
         * <p>Call {@link #isTrue(boolean)} if you wish to
         * throw {@link IllegalArgumentException} on an assertion failure.
         * <pre class="code">Assert.state(id == null);</pre>
         * @param expression a boolean expression
         * @throws IllegalStateException if the supplied expression is {@code false}
         */
        public static void state(boolean expression) {
            state(expression, "[Assertion failed] - this state invariant must be true");
        }

    }
